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Document known bugs with the Multi-Threaded thread model project setting

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- Add a warning on project startup when using the Multi-Threaded option.
- Improve command line validation for the `--render-thread` CLI argument.
This commit is contained in:
Hugo Locurcio 2023-03-26 19:42:00 +02:00
parent 49243a9a98
commit 061397835d
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GPG key ID: 39E8F8BE30B0A49C
2 changed files with 11 additions and 2 deletions
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10
main/main.cpp
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@ -1150,6 +1150,9 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
rtm = OS::RENDER_THREAD_UNSAFE;
} else if (I->next()->get() == "separate") {
rtm = OS::RENDER_SEPARATE_THREAD;
} else {
OS::get_singleton()->print("Unknown render thread mode, aborting.\nValid options are 'unsafe', 'safe' and 'separate'.\n");
goto error;
}
N = I->next()->next();
@ -1875,7 +1878,8 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
}
if (rtm >= 0 && rtm < 3) {
if (editor) {
if (editor || project_manager) {
// Editor and project manager cannot run with rendering in a separate thread (they will crash on startup).
rtm = OS::RENDER_THREAD_SAFE;
}
OS::get_singleton()->_render_thread_mode = OS::RenderThreadMode(rtm);
@ -2209,6 +2213,10 @@ Error Main::setup2() {
}
}
if (OS::get_singleton()->_render_thread_mode == OS::RENDER_SEPARATE_THREAD) {
WARN_PRINT("The Multi-Threaded rendering thread model is experimental, and has known issues which can lead to project crashes. Use the Single-Safe option in the project settings instead.");
}
/* Initialize Pen Tablet Driver */
{